let rng = [];

  if (stop===undefined) [start, stop] = [0, start];

  for (let i=start; step>0 ? i<stop : i>stop; i+=step) rng.push(i);

  return rng;

}

​

​

function setup() {

​

  let list = ["one", "two", "three"]

​

  for (const item of list){

    print(item)

  }

​

  for (const i of range(list.length)){

    print(i, list[i])

  }

}

​